Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs
see Order Opisthobranchia Milne-Edwards, 1848
Order Nudibranchia Cuvier, 1814 - "true" nudibranchs
Suborder Doridina Odhner, 1934
Superfamily Eudoridoidea Vaught, 1989, nom. inval.
see Superfamily Doridoidea Rafinesque, 1815
Family Homoiodorididae Odhner, 1926 [monotypic]
see Family Dorididae Rafinesque, 1815
1 Genus Homoiodoris Bergh, 1882, nom. dub.